Millet 1-Inch Matte Angle Loc-Steel Ring and Base Combo for Browning A-Bolt Rifles, Medium Height Less ring gap for cleaner lines and a stronger mount Combo pack includes Angle-Loc rings and two-piece base Exclusive interlocking alignment guides; recoil-proof magnum splines prevent scope slippage and dampen vibrations Clamping system is windage adjustable and rock solid Bases are precision fit and won't move under heavy recoil